CHIPPEWA COUNTY, Mich. (WPBN/WGTU) -- A man in the U.P. is being credited with discovering a new kind of rock in Michigan and they're making a splash. Erik Rintamaki has been a self proclaimed "rock ...

How one rock hunter found The Golden Egg and made his dreams come true. Head to Michigan’s Upper Peninsula to find Yooperlites! From hunting tips to paranormal sightings, head into the dark of night ...

Most people do their rock hunting during the day, but you can't find "Yooperlites" until the sun goes down. Yooperlites are rocks that fluoresce in the dark under ultraviolet light. They became known ...

MENOMINEE COUNTY, MI -- Along the shoreline of Green Bay sits Michigan’s largest Yooperlite, illuminating several feet and making for an excellent photo-op to mark your Upper Peninsula adventure. Rock ...

A gem and mineral dealer in the U.P. has made a glowing discovery. Erik Rintamaki discovered a rock that glows under an ultraviolet light made of a mineral never seen before in Michigan. Without ...

“Fluorescent sodalite-bearing syenite” is a mouthful, but these glowing rocks from the U.P. are also known as Yooperlite. Credit: Courtesy photo The 77th Greater Detroit Gem, Mineral & Fossil Show is ...

HOUGHTON, MI – There’s a new, easy way to experience one of Michigan’s natural treasures. Yooperlites, sodalite-bearing syenites that possess fluorescent properties, are now on display in the Upper ...

This is the incredible moment a glowing 'yooperlite' rock was found for the first time. The minerals, first discovered by Erik Rintamaki in June 2017, are said to be Sodalite gemstones that glow under ...